Eddies school essay on My Parents an Average American Family prompts a visit from his school's principle. Grandpa experiments with the houses electricity again.

Herman is hit by a car and thinks he has to pay 10,000 dollars because of the damage he did to the car when it hit him. Herman then runs away when the amount is doubled and he can not pay it.

A couple of fraternity boys mistake Herman for a dummy and cart him of to a sorority house as part of a prank.

Grandpa and Herman work on a secret project in the garage making a birthday present for Eddie. They set traps so no one can see what they are building. Herman then ruins Eddies present and they draw a line down the center of the whole house with each having to stay on his own side.

Herman goes to a used car lot to buy a car and is hoodwinked by the owner and his partners. Upon arriving home, he is once again in trouble with Lily.

Eddie wants a baby brother so he can have someone to play with and Grandpa's answer is to create a robot brother.

Dr. Frankenstein's great-grandson arrives with cousin Johann who looks exactly like Herman right before a planned vacation to Happy Valley. Johann ends up going with Lily by mistake.

After seeing a photograph of Marilyn's sculpture of him, Herman is summoned by anthropologists at the University.

Grandpa comes up with a potion to create instant musical talent for Eddie after his teacher makes him take up the trumpet.

A co-worker of Herman's is having problems talking to a woman he likes so he asks Herman for help with writing her poetry. Herman does it and ends up with Lily thinking he is cheating on her.

Eddie becomes obsessed with Zombo, the host of a monstrous tv show and Herman gets jealous because Eddie want's to be like Zombo instead of him.

Everyone gives Marilyn a birthday present and Eddie presents her with a ring that he found in a old trunk in the Munster's attic. They then discover that the ring has a curse on it that brings bad luck to the wearer.

While reading a detective magazine in bed, Herman discovers a wanted article in it with Grandpa's picture, by a woman who is claiming that he is her long lost husband.

The Munster's inherit 10,000 dollars from a relative, they split it 50/50 between the men and the women. Herman and Grandpa work on a wireless electricity experiment and the ladies open a beauty parlor.

The Munster family votes on where to go for vacation and they end up going where Herman wants to go. While on the trip, Herman blunders into a remote American Indian village after accidentally being left behind.

Herman goes into Grandpa's lab and messes with the experiments when he is not supposed to and is struck by lightning from one of the machines. The lightning strike changes his looks and the family starts avoiding him.

After Eddie gambles at school, Herman tries to teach him a lesson on how gambling can loose a person money and ends up involved with crooks.

Herman urges Eddie to ignore a schoolyard bully who is picking on him and then has to deal with a practical joker at work.

Herman and Grandpa discover a clue to pirate treasure that may be hidden in their backyard.

Spot gets upset and runs away, then Herman causes a major crisis when he goes after the family pet.

Eddie borrows a tape player from a friend of his who's father is a DJ and Herman sings a song into it when Eddie goes to bed. Eddies friends father plays the song on the local radio station and Herman becomes a instant hit.

Herman finds out his drivers license has been expired for 20 years and in order to be promoted to driving the hearse at work, he has to pass his drivers test.

After another boyfriend of Marilyn runs away when seeing her parents, Grandpa tries to turn a frog into a marriageable man for Marilyn.

While walking down the street, Herman is hit on the head by a 300 pound safe and develops amnesia.

Grandpa, Lily and Marilyn rent a room against Herman's objections. Their new boarder acts strangely and Herman decides that the man is a crook and acts accordingly.

Eddie has to have his tonsils removed and after Herman takes Eddie to the doctor's office and has trouble, Lily tells Herman that the hospital does not want him there until the next day. Herman and Grandpa come up with a plan to slip into the Hospital and see Eddie. The usual problems ensue.

Herman and Lily both take part time jobs to buy each other 100th Anniversary presents.

Herman appoints himself as Eddies track coach when Eddies schoolmates call him leadfoot, meanwhile Grandpa decides to whip up some pep pills down in his laboratory to pass off as vitamins.

Herman takes up the new hobby of photography and gets himself into a jam when he takes a picture of two bank robbers during his photo spree throughout town.

Eddie's bragging about his dad ends up with Herman being entered in a bonco riding contest at a local rodeo. Grandpa comes up with a plan to help Herman out.

The Munsters go to the beach for some relaxation and Herman tries out is new diving equipment and is picked up by a Russian fishing trawler, meanwhile his family is worried about his disappearance.

One of Eddies friends convinces Eddie that all parents are mean, so they decide on a time later that evening to both run away. Herman decides to use child psychology on Eddies statement that he is running away with his usual results.